直接写出得数.12.4+2.1= 0.08×0.5= 0.14÷0.02= 2.5+0.2×2= 9.5×100= 1.25×8= 1÷4= 0.25

2025-04-14 14:02:28
推荐回答(1个)
回答1:

12.4+2.1=14.5 0.08×0.5=0.04 0.14÷0.02=7 2.5+0.2×2=2.9
9.5×100=950 1.25×8=10 1÷4=0.25 0.25×0.9×4=0.9
3.5-1.5=2 1.2÷0.4=3 3.6×0.5=1.8 8×0.9+8×2.1=24
6.3÷0.09=70 2.9×0.3=0.87 0.95÷5=0.19 7.8+2.2-1.5=8.5
1.6×0.25=0.4 0.1÷0.5=0.2 3.5×2×0.1=0.7 2.1÷0.2÷3.5=3